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ASRock B650I Lightning WiFi AMD AM5 Mini-ITX Motherboard vs ASUS ROG Strix B650E-I Gaming WiFi AMD B650 AM5

Updated August 2026 — ASUS ROG Strix B650E-I Gaming WiFi AMD B650 AM5 leads on cooling and power phases.

The ASRock B650I Lightning WiFi is a more affordable option with solid features, while the ASUS ROG Strix B650E-I Gaming WiFi excels in power delivery and audio quality.

Why ASRock B650I Lightning WiFi AMD AM5 Mini-ITX Motherboard is better

Price

ASRock is $40 cheaper than ASUS

Compact Design

Both are Mini-ITX, but ASRock is slightly smaller

Basic Features

ASRock offers essential features for budget builds

Why ASUS ROG Strix B650E-I Gaming WiFi AMD B650 AM5 is better

Power Delivery

ASUS has a superior 10+2 power stage

Audio Quality

ASUS features advanced audio components

Connectivity

ASUS provides more USB ports and options

Overall score

ASRock B650I Lightning WiFi AMD AM5 Mini-ITX Motherboard
78
ASUS ROG Strix B650E-I Gaming WiFi AMD B650 AM5
85

Specifications

SpecASRock B650I Lightning WiFi AMD AM5 Mini-ITX MotherboardASUS ROG Strix B650E-I Gaming WiFi AMD B650 AM5
Form FactorMini-ITXMini-ITX
Socket TypeAM5AM5
M.2 Slots22
WiFi6E6E
Audio CodecALC897ALC4080

Dimension comparison

ASRock B650I Lightning WiFi AMD AM5 Mini-ITX MotherboardASUS ROG Strix B650E-I Gaming WiFi AMD B650 AM5

Overview

When it comes to compact gaming motherboards, the ASRock B650I Lightning WiFi and ASUS ROG Strix B650E-I Gaming WiFi are two formidable contenders. Priced at $169.99, the ASRock model is about 17% cheaper than the ASUS option, which retails for $209.99. Both motherboards are designed for AMD Ryzen processors, making them suitable for users looking to build a powerful mini-ITX system.

Design and Form Factor

Both the ASRock B650I Lightning WiFi and ASUS ROG Strix B650E-I Gaming WiFi feature ultra-compact Mini-ITX designs, making them ideal for small form factor builds. The ASRock measures 170mm x 170mm, a standard size for Mini-ITX boards. The ASUS, while also conforming to the Mini-ITX specification, emphasizes a robust power solution with its 10+2 power stages. This design approach could offer more stability and better thermal performance under load, making the ASUS potentially more suited for overclocking enthusiasts.

Power Delivery and Stability

Power delivery is a critical aspect for any motherboard, especially for high-performance builds. The ASRock B650I Lightning boasts an 8+2+1 phase power design, which promises stability and efficiency for the supported AMD Ryzen processors. On the other hand, the ASUS ROG Strix B650E-I Gaming takes it a step further with its 10+2 power stages, which include an 8-pin ProCool power connector. This advanced power solution helps in managing multi-core processors effectively, giving the ASUS an edge in power delivery and thermal management.

Memory Support

Memory performance is another crucial factor for gamers and content creators alike. The ASRock B650I Lightning supports dual DDR5 DIMM slots, optimized for speeds up to 7200+ (OC). This high-speed memory capability is excellent for users looking to maximize performance. Conversely, the ASUS ROG Strix B650E-I Gaming also supports DDR5 but does not specify an overclocking limit in the provided data. The robust power solution of the ASUS may give it an advantage when it comes to maintaining stable overclocked memory speeds in demanding scenarios.

Connectivity Options

Connectivity can make or break a motherboard's utility. The ASRock B650I Lightning features a comprehensive suite that includes Phantom Gaming 2.5G LAN, Intel WiFi 6E, and multiple USB 3.2 Gen2 ports, including front and rear Type-C. In comparison, the ASUS ROG Strix B650E-I Gaming offers a similar feature set, including the same 2.5G LAN and WiFi 6E, along with a USB 3.2 Gen 2x2 Type-C port and additional USB ports. Both motherboards excel in this department, but the ASUS may offer slightly more flexibility with additional connectivity options.

Storage Solutions

Both motherboards are equipped with advanced storage solutions that cater to modern needs. The ASRock B650I Lightning features a blazing M.2 PCIe 5.0 x4 slot, which promises lightning-fast data transfer speeds. It also includes dual M.2 slots, accommodating both PCIe 5.0 and PCIe 4.0 drives. Meanwhile, the ASUS ROG Strix B650E-I Gaming also includes a PCIe 5.0 M.2 slot and an additional PCIe 4.0 M.2 slot, ensuring ample storage options. Both boards are well-suited for users looking to leverage high-speed NVMe SSDs.

Audio Quality

Audio quality can significantly enhance the gaming experience, and both motherboards take this aspect seriously. The ASRock B650I Lightning features a Realtek ALC897 7.1 CH HD Audio Codec enhanced with Nahimic Audio for an immersive sound experience. The ASUS ROG Strix B650E-I Gaming, however, ups the ante with an ALC4080 codec and a Savitech SV3H712 amplifier, along with DTS Sound Unbound and Sonic Studio III. This advanced audio solution in the ASUS model may appeal more to gamers who prioritize high-fidelity sound.

Customer Support and Warranty

Customer support can play a vital role in the overall ownership experience. The ASRock B650I Lightning offers a direct communication channel through Amazon for prompt assistance on product-related inquiries or technical support. While the ASUS ROG Strix B650E-I Gaming does not provide specific customer support details in the available data, ASUS is known for its robust support network, which could offer peace of mind for potential buyers.

Which should you buy?

In summary, both the ASRock B650I Lightning WiFi and ASUS ROG Strix B650E-I Gaming WiFi are excellent choices for building a powerful Mini-ITX system. The ASRock model stands out for its affordability and solid feature set, making it a great option for budget-conscious users. In contrast, the ASUS model offers superior power delivery, enhanced audio quality, and slightly more connectivity options, making it a better fit for enthusiasts who demand high performance. Ultimately, your choice should align with your specific needs: budget versus performance.